27 lines
472 B
C++
27 lines
472 B
C++
#include <bits/stdc++.h>
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using namespace std;
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const int N = 2e5 + 10;
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int b[N], c[N], d[N];
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int main() {
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int n;
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cin >> n;
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int sum = 0;
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for (int i = 1; i <= 2 * n; i++) {
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cin >> b[i];
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sum += b[i];
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}
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for (int i = 1; i <= 2 * n; i++)
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cin >> c[i];
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for (int i = 1; i <= 2 * n; i++)
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d[i] = c[i] - b[i];
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sort(d + 1, d + 2 * n + 1);
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for (int i = n + 1; i <= 2 * n; i++)
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sum += d[i];
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cout << sum;
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cin >> n;
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} |